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https://github.com/espressif/esp-idf.git
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104 lines
3.8 KiB
C
104 lines
3.8 KiB
C
/*
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* Basic functionality for Bluetooth Host Controller Interface Layer.
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*
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* SPDX-FileCopyrightText: 2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Unlicense OR CC0-1.0
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*/
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#include "bt_hci_common.h"
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uint16_t make_cmd_set_evt_mask (uint8_t *buf, uint8_t *evt_mask)
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{
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UINT8_TO_STREAM (buf, H4_TYPE_COMMAND);
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UINT16_TO_STREAM (buf, HCI_SET_EVT_MASK);
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UINT8_TO_STREAM (buf, HCIC_PARAM_SIZE_SET_EVENT_MASK);
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ARRAY_TO_STREAM(buf, evt_mask, HCIC_PARAM_SIZE_SET_EVENT_MASK);
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return HCI_H4_CMD_PREAMBLE_SIZE + HCIC_PARAM_SIZE_SET_EVENT_MASK;
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}
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uint16_t make_cmd_ble_set_scan_enable (uint8_t *buf, uint8_t scan_enable,
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uint8_t filter_duplicates)
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{
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UINT8_TO_STREAM (buf, H4_TYPE_COMMAND);
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UINT16_TO_STREAM (buf, HCI_BLE_WRITE_SCAN_ENABLE);
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UINT8_TO_STREAM (buf, HCIC_PARAM_SIZE_BLE_WRITE_SCAN_ENABLE);
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UINT8_TO_STREAM (buf, scan_enable);
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UINT8_TO_STREAM (buf, filter_duplicates);
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return HCI_H4_CMD_PREAMBLE_SIZE + HCIC_PARAM_SIZE_BLE_WRITE_SCAN_ENABLE;
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}
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uint16_t make_cmd_ble_set_scan_params (uint8_t *buf, uint8_t scan_type,
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uint16_t scan_interval, uint16_t scan_window,
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uint8_t own_addr_type, uint8_t filter_policy)
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{
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UINT8_TO_STREAM (buf, H4_TYPE_COMMAND);
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UINT16_TO_STREAM (buf, HCI_BLE_WRITE_SCAN_PARAM);
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UINT8_TO_STREAM (buf, HCIC_PARAM_SIZE_BLE_WRITE_SCAN_PARAM);
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UINT8_TO_STREAM (buf, scan_type);
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UINT16_TO_STREAM (buf, scan_interval);
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UINT16_TO_STREAM (buf, scan_window);
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UINT8_TO_STREAM (buf, own_addr_type);
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UINT8_TO_STREAM (buf, filter_policy);
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return HCI_H4_CMD_PREAMBLE_SIZE + HCIC_PARAM_SIZE_BLE_WRITE_SCAN_PARAM;
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}
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uint16_t make_cmd_ble_set_adv_enable (uint8_t *buf, uint8_t adv_enable)
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{
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UINT8_TO_STREAM (buf, H4_TYPE_COMMAND);
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UINT16_TO_STREAM (buf, HCI_BLE_WRITE_ADV_ENABLE);
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UINT8_TO_STREAM (buf, HCIC_PARAM_SIZE_WRITE_ADV_ENABLE);
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UINT8_TO_STREAM (buf, adv_enable);
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return HCI_H4_CMD_PREAMBLE_SIZE + HCIC_PARAM_SIZE_WRITE_ADV_ENABLE;
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}
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uint16_t make_cmd_ble_set_adv_param (uint8_t *buf, uint16_t adv_int_min, uint16_t adv_int_max,
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uint8_t adv_type, uint8_t addr_type_own,
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uint8_t addr_type_dir, bd_addr_t direct_bda,
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uint8_t channel_map, uint8_t adv_filter_policy)
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{
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UINT8_TO_STREAM (buf, H4_TYPE_COMMAND);
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UINT16_TO_STREAM (buf, HCI_BLE_WRITE_ADV_PARAMS);
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UINT8_TO_STREAM (buf, HCIC_PARAM_SIZE_BLE_WRITE_ADV_PARAMS );
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UINT16_TO_STREAM (buf, adv_int_min);
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UINT16_TO_STREAM (buf, adv_int_max);
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UINT8_TO_STREAM (buf, adv_type);
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UINT8_TO_STREAM (buf, addr_type_own);
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UINT8_TO_STREAM (buf, addr_type_dir);
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BDADDR_TO_STREAM (buf, direct_bda);
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UINT8_TO_STREAM (buf, channel_map);
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UINT8_TO_STREAM (buf, adv_filter_policy);
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return HCI_H4_CMD_PREAMBLE_SIZE + HCIC_PARAM_SIZE_BLE_WRITE_ADV_PARAMS;
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}
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uint16_t make_cmd_reset(uint8_t *buf)
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{
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UINT8_TO_STREAM (buf, H4_TYPE_COMMAND);
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UINT16_TO_STREAM (buf, HCI_RESET);
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UINT8_TO_STREAM (buf, 0);
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return HCI_H4_CMD_PREAMBLE_SIZE;
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}
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uint16_t make_cmd_ble_set_adv_data(uint8_t *buf, uint8_t data_len, uint8_t *p_data)
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{
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UINT8_TO_STREAM (buf, H4_TYPE_COMMAND);
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UINT16_TO_STREAM (buf, HCI_BLE_WRITE_ADV_DATA);
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UINT8_TO_STREAM (buf, HCIC_PARAM_SIZE_BLE_WRITE_ADV_DATA + 1);
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memset(buf, 0, HCIC_PARAM_SIZE_BLE_WRITE_ADV_DATA);
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if (p_data != NULL && data_len > 0) {
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if (data_len > HCIC_PARAM_SIZE_BLE_WRITE_ADV_DATA) {
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data_len = HCIC_PARAM_SIZE_BLE_WRITE_ADV_DATA;
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}
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UINT8_TO_STREAM (buf, data_len);
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ARRAY_TO_STREAM (buf, p_data, data_len);
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}
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return HCI_H4_CMD_PREAMBLE_SIZE + HCIC_PARAM_SIZE_BLE_WRITE_ADV_DATA + 1;
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}
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